Medical injector pen



FIG. 1 is a perspective view of a medical injector pen showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is an enlarged fragmentary view of the encircled portion labeled as “8” in FIG. 2.

FIG. 9 is an enlarged fragmentary view of the encircled portion labeled as “9” in FIG. 3; and,

FIG. 10 is an enlarged fragmentary view of the encircled portion labeled as “10” in FIG. 4.

The features shown in broken lines depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a medical injector pen, as shown and described. 